function update_status(url)
{
    var oParam = new Object();

    $.post(url,oParam,function(rs){
        window.location.href = window.location.href;
    });
}
function urlencode (str) {
    str = (str + '').toString();
    return encodeURIComponent(str).replace(/!/g, '%21').replace(/'/g, '%27').replace(/\(/g, '%28').
        replace(/\)/g, '%29').replace(/\*/g, '%2A').replace(/%20/g, '+');
}
